Question:
Solve the following quadratic equations by factorization:
(x − 4) (x + 2) = 0
Solution:
We have been given,
$(x-4)(x+2)=0$
Therefore,
$(x-4)=0$
$x=4$
or
$(x+2)=0$
$x=-2$
Therefore, $x=4$ or $x=-2$.
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